Home / 118,231.11-177,307.79-39,324.15

Finding the Fourth Proportional to 118,231.11, 177,307.79 and 39,324.15

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Solution

The fourth proportional to 118,231.11, 177,307.79 and 39,324.15 is: 58,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,231.11 : 177,307.79 = 39,324.15 : x
  2. Step 2: Convert to fraction form
    118,231.11/177,307.79 = 39,324.15/x
  3. Step 3: Cross multiply
    118,231.11x = 177,307.79 × 39,324.15
  4. Step 4: Simplify right side
    118,231.11x = 6,972,477,933.51
  5. Step 5: Solve for x
    x = 6,972,477,933.51/118,231.11
  6. Step 6: Final answer
    x = 58,973.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.